you for reminding me of that chapter in my public clear and what you and john kerry accomplished together. i want to talk about the role of the united states, it is called upon to negotiate, to make it safer. certainly since world war ii, it has involved nuclear weapons and it does to this day as we discussed the future of nuclear entrance like, god forbid, iran intoork the nuclear club, which we don't want to see happen. we also know there came a new threat, terrorism, in a different form. biological and chemical weapons. organizations that attacked the united states and killed innocent people. but it was, i think last year or the year before, that we were briefed by the state department, department of defense, about the greatest threat to security in the united states and it wasn't either of those things. it was cybersecurity. i think you may have attended the brief, the classified briefing for members of the senate. democrats and republicans. they explained to us this invisible war that goes on even as we meet between the united states and many who are not our friends that are
